DOC AIRBUS | TSM A320FLoss of the Reception of the RT ENGD Feedback Discrete by the FAC 1
TASK 22-62-00-810-807-A
Loss of the Reception of the RT ENGD Feedback Discrete by the FAC 1
1. Possible Causes
A. Referenced Information
3. Fault Confirmation
Subtask 22-62-00-710-062-A
Subtask 22-62-00-810-064-A
[Rev.8 from Aug 2018]
2026.04.04 04:25:11 UTC
Loss of the Reception of the RT ENGD Feedback Discrete by the FAC 1
1. Possible Causes
- FAC-1 [1CC1]
wiring of the RUD TR ENGD COM and RUD TR ENGD MON discretes (from the FAC 1 (1CC1) to the first terminal block) wiring of the RUD TR OWN ENGD COM and RUD TR OWN ENGD MON discretes (from the FAC 1 (1CC1) to the first terminal block) - ACTUATOR-RUDDER TRIM [10CC]
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 22-60-00-710-002 | Operational Test of the Automatic Change-Over Function |
| AMM 22-66-34-000-002 | Removal of the FAC |
| AMM 22-66-34-400-002 | Installation of the FAC |
| ASM 226803 | |
| AMM 22-96-00-710-001 | Operational Test of the AFS |
| AMM 27-22-51-000-001 | Removal of the Rudder Trim Actuator |
| AMM 27-22-51-400-001 | Installation of the Rudder Trim Actuator |
Subtask 22-62-00-710-062-A
A. Test
(1) Do the operational test of the AFS AMM 22-96-00-710-001 and read the result for the FAC 1.
(2) Do the operational test of the automatic change-over function AMM 22-60-00-710-002.
4. Fault Isolation(1) Do the operational test of the AFS AMM 22-96-00-710-001 and read the result for the FAC 1.
(2) Do the operational test of the automatic change-over function AMM 22-60-00-710-002.
Subtask 22-62-00-810-064-A
A. If the operational test of the AFS gives the maintenance message AFS: FAC1/RT ENGD FDBK:
(1) If the operational test of the automatic change-over function gives the maintenance message AFS: FAC2/RT ENGD CHG-OV:
Subtask 22-62-00-710-063-A (1) If the operational test of the automatic change-over function gives the maintenance message AFS: FAC2/RT ENGD CHG-OV:
- replace the FAC-1 [1CC1] , AMM 22-66-34-000-002 and AMM 22-66-34-400-002.
- do a check and repair the
wiring of the RUD TR ENGD COM and RUD TR ENGD MON discretes (from the FAC 1 (1CC1) to the first terminal block) , ASM 226803.
- replace the FAC-1 [1CC1] , AMM 22-66-34-000-002 and AMM 22-66-34-400-002.
- do a check and repair the
wiring of the RUD TR OWN ENGD COM and RUD TR OWN ENGD MON discretes (from the FAC 1 (1CC1) to the first terminal block) , ASM 226803.
- replace the ACTUATOR-RUDDER TRIM [10CC] AMM 27-22-51-000-001 and AMM 27-22-51-400-001.
B. Do the test given in Para. 3.A.(1).